Results 91 to 100 of about 8,884 (279)

Sunlight‐Driven Green Synthesis of Platinum Nanoparticles From Double‐Vacancy Halide Perovskite Precursors for Methanol Reforming

open access: yesChemistry – A European Journal, EarlyView.
Sunlight‐driven synthesis offers a green and energy‐efficient route to metallic nanoparticles. Here, double‐vacancy halide perovskites (Cs2PtX6, X = Cl, Br) act as photoactive precursors for the in‐situ formation of ultrasmall (< 3 nm) platinum nanoparticles under simulated sunlight at room temperature.
Kevin Mego   +4 more
wiley   +1 more source

A phosphorus/nitrogen/boron co-curing agent for enhancing flame retardancy, mechanical properties transparency of epoxy resin [PDF]

open access: yes
The development of flame retardant co-curing agents that simultaneously impart flame retardancy, mechanical properties and transparency to epoxy resin (EP) poses a novel challenge in meeting the demands of new quality productive forces.
Song, Nannan   +8 more
core   +1 more source

The Filament Extension Atomization Process for Powder Production of Elastic Fluids

open access: yesChemie Ingenieur Technik, EarlyView.
Filament extension atomization is a promising technique for spraying a wide range of materials, enabling narrow droplet size distributions. This study examines the behavior of various fluids and suspensions to define application limits and identify optimal operating conditions.
Moritz Neukötter   +4 more
wiley   +1 more source

Effect of graphene nanosheets on morphology, thermal stability and flame retardancy of epoxy resin [PDF]

open access: yes, 2014
Effect of graphene nanosheets (GNS) on morphology, thermal stability and flame retardancy of epoxy resin (ER) was investigated. GNS was partially exfoliated, large and flat graphene flakes exists in ER/GNS nanocomposites.
Fang, Zhengping   +3 more
core   +1 more source

Influence of Particle Size, Moisture, and Cloud Density on Wood Dust Ignition

open access: yesChemie Ingenieur Technik, EarlyView.
The ignition and combustion of particle clouds are strongly affected by particle interactions. This study uses spectroscopy to examine effects of particle size, water content, and cloud density. Results show ignition delay rises with larger size and density, whereas combustion duration depends mainly on water and density due to moisture‐driven ...
Matteo Giesen   +2 more
wiley   +1 more source

A multifunctional P/Si-containing imidazole curing agent toward advanced one-component epoxy resins with superior flame retardancy and mechanical properties [PDF]

open access: yes
To simplify the preparation process of epoxy resin (EP) products and overcome their flammability, there is a growing demand for the development of high-performance single-component flame-retardant EP systems.
Hong, Min   +8 more
core   +1 more source

Study on the effect of modification methods and content of attapulgite on the flame retardancy of polybutylene terephthalate

open access: yesMaterials Research Express
This paper examines the influence of modification methods and the content of attapulgite (ATP) on the flame retardancy of polybutylene terephthalate (PBT).
Shibo Ren   +3 more
doaj   +1 more source

Learning Strategies from Nature's Blueprint to Cyclic Carbonate Synthesis

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The development of sustainable synthetic methods for cyclic carbonates draws inspiration from nature, focusing on eco‐friendly processes and renewable resources like CO2 and biomass. This review explore various CO2 activation mechanisms, green chemistry principles, and green catalysts.
Erika Saccullo   +4 more
wiley   +1 more source

Titanate Nanotubes Decorated Graphene Oxide Nanocomposites: Preparation, Flame Retardancy, and Photodegradation

open access: yesNanoscale Research Letters, 2017
Most polymers exhibit high flammability and poor degradability, which restrict their applications and causes serious environmental problem like “white pollution.” Thus, titanate nanotubes (TNTs) were adopted to decorate graphene oxide (GO) by a facile ...
Bin Sang   +4 more
doaj   +1 more source

Carbon Anodes for Low‐Temperature Nonaqueous Alkali Metal‐Ion Batteries

open access: yesEcoEnergy, EarlyView.
This review summarizes recent progress in carbon anodes for low‐temperature nonaqueous alkali‐metal ion batteries. Fundamental thermodynamic and kinetic limitations are examined, alongside a systematic discussion of graphite, hard carbon, and emerging carbon architectures.
Zhichun Miao   +11 more
wiley   +1 more source

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